By Light has an opening for a Sr. Systems Administrator (Linux/Unix) position supporting the Army National Guard (ARNG) in Falls Church, VA. This is an IT Service Management contract in support of the operation, modernization, expansion, and further evolution of the ARNG’s global Information Technology (IT) services including networking, compute, storage, infrastructure, applications, hosting, and program management services. The GECOS program supports the ARNG enterprise IT infrastructure, its Wide Area Network (WAN), authentication and directory services, cybersecurity, application hosting, and associated services. GECOS uses ITIL best practices framework as the basis for IT Service Management (ITSM) model.
Three (3) days onsite with up to two (2) days telework. Onboarding/transition in period
requires on-site support up to 60 days. GECOS work schedules are subject to change on
direction by mission requirements.
We are seeking an experienced and detail-oriented Linux System Administrator to support a government contract focused on operation and management of multiple LINUX data systems. The successful candidate will be responsible for the installation, configuration, maintenance, and optimization of Linux-based systems. This position will require close collaboration with cross-functional teams, including developers, network engineers, and security personnel, to ensure the systems meet operational, security, and performance standards.
Responsibilities Provide system administration support for Linux operating systems including installingsoftware, applying patches, managing file systems, monitoring performance, and
troubleshooting alerts from monitoring tools.Analyzes and resolves problems associated with the operating system, servers, hardware,
and applications software. Detects, diagnoses, and reports related problems on servers,
including system failure analysis and recovery, insuring the consistency and integrity of
file systems.In-depth hardware configuration knowledge, shell programming expertise, and a solid
understanding of standard concepts, practices, and procedures. Relies on experience and
judgment to plan and accomplish goals, performs a variety of tasks, and works under
general supervision.Responsible for daily monitoring of interface programs between multiple enterprise
systems; review daily logs and ensure successful completion.Perform incremental and full cold backups/patching.Responsible for DoD Linux Security Technical Implementation Guides (STIGs).Provide performance metrics and usage charts, including CPU usage, disk usage and
network uptime for the Linux Servers.Provide general maintenance, upgrades, and new installation of servers and coordinate
with data center personnel to execute. Document and generate business processes for
day-to-day and emergency support procedures.Install, test, and verify Linux Security patches; coordinating, documenting requirements
and timelines, and working closely with service owners.Perform systems security administration functions, including creation and maintenance of
customer profiles and accounts.Responsible for creating and/or maintaining standard operating procedures for the Linux
documentation library.Implement, configure, update, and maintain Ansible servers and scripts.Implement, configure, update, and maintain STIG Manager servers and scripts.Implement, configure, update, and maintain the Linux operating system firewall.Experience in handling NFS, CIFS, and SMB permissions. Required Experience/Qualifications High school diploma or AA. Preferred - Bachelor’s degree in information technology,
computer science or a related technical discipline, or the equivalent combination of
education, technical certifications or training, or work experience.10+ years of overall demonstrated experience as a RHEL 7 and/or RHEL 8 Servers Must Possess the appropriate baseline certification(s) to achieve DoD 8570.01-M
Information Assurance Technical (IAT) Level II (CompTIA Security+ ce) and additional
Computing Environment (CE) certification (RHEL7 and/or RHEL 8) When 8140
requirements are implemented on program/contract, employee will need to conform to
8140 certification standardsExperience managing RHEL 7 and RHEL 8 Linux serversHighly versed in Linux administration and best practicesFamiliar with enterprise network architecturesExperience with automated configuration management (Ansible, Puppet, Chef, etc.)Familiar in programming/scripting skills for automation (Bash, Ruby, Python, Perl, etc.)General understanding of Linux internals (system calls, file systems, processes, etc.)General understanding of TCP/IP and related protocols (HTTP, FTP, NFS, etc.)Experience with PowerShell scripting engine to automate tasks.Excellent problem solving, analytical, and decision-making capabilities, including
understanding user requirements, troubleshooting technical issues, successfully resolving
issues and challenges, and developing creative solutions for process improvement.Dependability, in that the individual is consistently at work and on time, follows
instructions, responds to management direction, and solicits feedback to improve.Must have customer service experience as this position will require candidate to engage
with senior military and government leadership.Must be able to present your ideas clearly through briefings, meetings, and interaction
with leadership of different skill sets.Must be able to provide training sessions as required.Must be able to engage with stakeholders to ensure tasks are progressing and meeting
timelines.Excellent communication skillsExcellent documentation skillsStrong organizational and collaborative skillsStrong teamwork and engagement as a project team member.Ability to assimilate information rapidly, motivated to self-study new requirements.Maintain current industry knowledge of relevant concepts, practices, and procedures.Ability to work under time constraints.Adapt to changes in requirements and new projects.Manage or serve as a team lead.Maintain and upgrade certifications.Other duties may be assigned, directed, or requested. Special Requirements/Security Clearance Must have a minimum of an active Secret clearance at time of interview and candidate
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By Light recognizes that our strength is our people. We support every employee as an individual to build strong teams across the enterprise. Our benefit package includes:
Medical, Dental & Vision Coverage Wellness Program 401(k) Matching Disability (Short Term & Long Term) Employee Assistance Program Life Insurance Education & Training Generous Leave Policy (11 Federal Holidays, PTO, and Military Leave)By Light is an Equal Opportunity and Affirmative Action Employer. All qualified candidates will receive consideration regardless of gender, race, veteran status, disability, and any other protected class in accordance with federal, state and local laws.
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